[Answered] How is an HTM calculated? A) Add the R values of the different materials and then find the ...

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Author Question: How is an HTM calculated? A) Add the R values of the different materials and then find the ... (Read 88 times)

elizabeth18

Hero Member
Posts: 559

on: Jul 24, 2018

How is an HTM calculated?

A) Add the R values of the different materials and then find the reciprocal.
B) U value times the temperature difference
C) Average material R value times the temperature difference
D) Add the R values.

Question 2

What is the most common deep vacuum level required by manufacturers?

A) 500 microns B) 1,000 microns C) 100 microns D) 5,000 microns

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choc0chan

Sr. Member
Posts: 362

Reply #1 on: Jul 24, 2018

Answer to Question 1

B

Answer to Question 2

A

elizabeth18

Hero Member
Posts: 559

Reply #2 on: Jul 24, 2018

Thank you!

choc0chan

Sr. Member
Posts: 362

Reply #3 on: Jul 24, 2018

Always glad to help...

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Author Question: How is an HTM calculated? A) Add the R values of the different materials and then find the ... (Read 88 times)

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